October weather forecast
Siloam Springs, AR

Share

Weather in October

October in Siloam Springs highlights the essence of autumn, characterized by cooler temperatures and vibrant colors. The humidity level remains relatively constant, providing the distinct crispiness to the autumn air. Rainfall records a significant increase to 2.99" (76mm), bringing in a fresh and crisp feel to the weather. The wind blows slightly stronger, rustling up the colorful autumn leaves into mini whirlwinds. Meanwhile, daylight hours shrink, casting beautiful early evening hues over the city.

Temperature

The transition into October in Siloam Springs involves a decrease in the average high-temperature, falling from a moderately hot 81.7°F (27.6°C) in September to an agreeable 68.9°F (20.5°C). During the nights in October, Siloam Springs observes an average low-temperature of 49.8°F (9.9°C).

Humidity

The months with the lowest humidity in Siloam Springs are August and October, with an average relative humidity of 71%.

Rainfall

In Siloam Springs, in October, it is raining for 11.6 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 156 rainfall days, and 34.41" (874mm) of precipitation is accumulated.

Snowfall

In Siloam Springs, snow does not fall in April, June through October.

Daylight

In October, the average length of the day is 11h and 15min.
On the first day of the month, sunrise is at 7:13 am and sunset at 7:01 pm. On the last day of October, sunrise is at 7:40 am and sunset at 6:22 pm CDT.

Sunshine

The average sunshine in October is 6.1h.

UV index

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In October, a regular UV index of 4 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

The high-temperature, in October, in Siloam Springs, records 68.9°F (20.5°C), while the low-temperature is 49.8°F (9.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 86°F (30°C).

What are the least humid months?

The months with the lowest humidity are August and October, with an average relative humidity of 71%.

What is the average humidity in October?

The average relative humidity in October is 71%.

How many days does it rain in October?

In October, the rain falls for 11.6 days. Throughout October, 2.99" (76mm) of precipitation is accumulated.

When it does not snow?

In Siloam Springs, snow does not fall in April, June through October.

Does it snow in October?

In Siloam Springs, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October?

The average day length in October is 11h and 15min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:13 am and sunset at 7:01 pm. On the last day of the month, in Siloam Springs, sunrise is at 7:40 am and sunset at 6:22 pm CDT.

How many hours of sunshine does Siloam Springs have in October?

The average sunshine duration in October is 6.1h.

What is the UV index intensity in October?

In Siloam Springs, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Siloam Springs, AR

Average temperature in October - Siloam Springs, AR
  • Average high temperature in October: 68.9°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (44.4°F).

  • Average low temperature in October: 49.8°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in October
Siloam Springs, AR

Average pressure in October - Siloam Springs, AR
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.93"Hg).

Average wind speed in October
Siloam Springs, AR

Average wind speed in October - Siloam Springs, AR
  • Average wind speed in October: 8.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in October
Siloam Springs, AR

Average humidity in October - Siloam Springs, AR
  • Average humidity in October: 71%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (71%).

Average rainfall in October
Siloam Springs, AR

Average rainfall in October - Siloam Springs, AR
  • Average rainfall in October: 2.99"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.73").

Average rainfall days in October
Siloam Springs, AR

Average rainfall days in October - Siloam Springs, AR
  • Average rainfall days in October: 11.6 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in October
Siloam Springs, AR

Average snowfall in October - Siloam Springs, AR
  • Average snowfall in October: 0"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in October
Siloam Springs, AR

Average snowfall days in October - Siloam Springs, AR
  • Average snowfall days in October: 0.1 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Siloam Springs, AR

Average daylight in October / Average sunshine in October - Siloam Springs, AR
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days in October
Siloam Springs, AR

Average sunshine days in October - Siloam Springs, AR
  • Average sunshine days in October: 17.3 days

The month with the most sunshine days is December (19 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in October
Siloam Springs, AR

Average UV index in October - Siloam Springs, AR
  • Average UV index in October: 4

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in October
Siloam Springs, AR

Average cloud cover in October - Siloam Springs, AR
  • Average cloud cover in October: 31

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in October
Siloam Springs, AR

Average visibility in October - Siloam Springs, AR
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Siloam Springs, Arkansas, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location